Chang; Chi-Tsai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Chi-Tsai.The latest application filed is for "tape dispenser".
Company Profile
4.43.51
- Chang; Chi-Tsai - Taichung TW
- CHANG; CHI-TSAI - Taichung City TW
- Chang; Chi-Tsai - Taipei TW
Patent Activity
| Patent | Date |
|---|---|
| Socket holder Grant 11,420,320 - Chang August 23, 2 | 2022-08-23 |
| Tape Dispenser App 20220204305 - CHANG; CHI-TSAI | 2022-06-30 |
| Socket storage device Grant 11,358,271 - Chang June 14, 2 | 2022-06-14 |
| Socket Storage Device App 20220097223 - CHANG; CHI-TSAI | 2022-03-31 |
| Socket Holder App 20210060761 - CHANG; CHI-TSAI | 2021-03-04 |
| Tool holder Grant D887,262 - Chang | 2020-06-16 |
| Pliers hanger Grant 10,589,913 - Chang | 2020-03-17 |
| Method And System For Managing A Plurality Of Server Units App 20190349246 - Chang; Chi-Tsai | 2019-11-14 |
| Pliers Hanger App 20190144186 - CHANG; CHI-TSAI | 2019-05-16 |
| Plier hanger Grant 10,279,465 - Chang | 2019-05-07 |
| Plier Hanger App 20190061138 - CHANG; CHI-TSAI | 2019-02-28 |
| Tape dispenser Grant D756,456 - Chang May 17, 2 | 2016-05-17 |
| Anti-theft suspension device for socket Grant 9,247,832 - Chang February 2, 2 | 2016-02-02 |
| Fixing member of tool holder Grant D732,948 - Chang June 30, 2 | 2015-06-30 |
| Safety socket Grant 8,968,015 - Chang March 3, 2 | 2015-03-03 |
| Hanging device for a pincer Grant 8,960,453 - Chang February 24, 2 | 2015-02-24 |
| Safety receptacle for power cord Grant 8,951,059 - Chang February 10, 2 | 2015-02-10 |
| Anti-theft/safety hanger Grant 8,857,777 - Chang October 14, 2 | 2014-10-14 |
| Detachable Member For A Hanger App 20140298694 - CHANG; CHI-TSAI | 2014-10-09 |
| Tool holder for circular saw blade Grant D714,135 - Chang September 30, 2 | 2014-09-30 |
| Safety socket Grant 8,840,417 - Chang September 23, 2 | 2014-09-23 |
| Safety Receptacle For Power Cord App 20140227897 - CHANG; CHI-TSAI | 2014-08-14 |
| Safety Socket App 20140227902 - CHANG; CHI-TSAI | 2014-08-14 |
| Anti-theft Suspension Device For Socket App 20140209780 - CHANG; CHI-TSAI | 2014-07-31 |
| Detachable Member For A Hanger App 20140208623 - CHANG; Chi-Tsai | 2014-07-31 |
| Locking socket Grant 8,784,126 - Chang July 22, 2 | 2014-07-22 |
| Safety socket Grant 8,714,995 - Chang May 6, 2 | 2014-05-06 |
| Anti-theft/safety Hanger App 20140084128 - CHANG; CHI-TSAI | 2014-03-27 |
| Safety socket Grant 8,668,512 - Chang March 11, 2 | 2014-03-11 |
| Adhesive tape dispenser Grant 8,602,280 - Chang December 10, 2 | 2013-12-10 |
| Hanging Device For A Pincer App 20130320174 - CHANG; Chi-Tsai | 2013-12-05 |
| Safety Socket App 20130244468 - CHANG; CHI-TSAI | 2013-09-19 |
| Safety Socket App 20130157495 - CHANG; CHI-TSAI | 2013-06-20 |
| Locking Socket App 20130143428 - CHANG; CHI-TSAI | 2013-06-06 |
| Safety Socket App 20130109213 - Chang; Chi-Tsai | 2013-05-02 |
| Tape dispenser Grant 8,408,265 - Chang April 2, 2 | 2013-04-02 |
| Collapse structure of tool hanger board Grant 8,381,920 - Chang February 26, 2 | 2013-02-26 |
| Tool Display Rack With Pivotable Plate App 20130001178 - CHANG; Chi-Tsai | 2013-01-03 |
| Safety drill bit suspension structure Grant 8,336,710 - Chang December 25, 2 | 2012-12-25 |
| Secure hanging structure of tool case Grant 8,302,772 - Chang November 6, 2 | 2012-11-06 |
| Safety spanner suspension structure Grant 8,281,925 - Chang October 9, 2 | 2012-10-09 |
| Drill Bit Suspension Structure App 20120234709 - CHANG; CHI-TSAI | 2012-09-20 |
| Adhesive Tape Dispenser App 20120193389 - CHANG; Chi-Tsai | 2012-08-02 |
| Secure Tool Hanger Structure App 20120091074 - CHANG; CHI-TSAI | 2012-04-19 |
| Collapse Structure Of Tool Hanger Board App 20120091082 - CHANG; CHI-TSAI | 2012-04-19 |
| Safety Spanner Suspension Structure App 20120074009 - CHANG; CHI-TSAI | 2012-03-29 |
| Concatenate Safety Tool Suspension Structure App 20120061339 - CHANG; CHI-TSAI | 2012-03-15 |
| Safety Drill Bit Suspension Structure App 20120031789 - CHANG; CHI-TSAI | 2012-02-09 |
| Tape Dispenser App 20120006932 - CHANG; Chi-Tsai | 2012-01-12 |
| Secure Hanging Structure Of Tool Case App 20110192746 - CHANG; Chi-Tsai | 2011-08-11 |
| Structure Of Cutting Opening Of Adhesive Tape Dispenser App 20110005688 - CHANG; CHI-TSAI | 2011-01-13 |
| Wavy-embankment Type Contamination-free Adhesive Tape Dispenser App 20110005687 - CHANG; CHI-TSAI | 2011-01-13 |
| Interposition Anti-contamination Tape Dispenser App 20100301087 - CHANG; CHI-TSAI | 2010-12-02 |
| Adhesive Tape Dispensing Device App 20100252600 - CHANG; CHI-TSAI | 2010-10-07 |
| Integrally-formed Contamination-resistant Adhesive Tape Dispenser App 20100181028 - CHANG; CHI-TSAI | 2010-07-22 |
| Dispensing device for adhesive tape Grant 7,641,087 - Chang January 5, 2 | 2010-01-05 |
| Adhesive Tape Dispenser App 20090230163 - Chang; Chi-Tsai | 2009-09-17 |
| Suspension tag for socket wrench Grant 7,565,973 - Chang July 28, 2 | 2009-07-28 |
| Tape dispenser Grant D592,249 - Chang May 12, 2 | 2009-05-12 |
| Suspension Tag For Socket Wrench App 20080272017 - CHANG; CHI-TSAI | 2008-11-06 |
| Suspension device which prevents a suspended tool from burglary Grant 7,392,902 - Chang July 1, 2 | 2008-07-01 |
| Dispensing Device For Adhesive Tape App 20080105723 - CHANG; Chi-Tsai | 2008-05-08 |
| Panel Of A Handphone App 20080058021 - Chang; Chi-Tsai | 2008-03-06 |
| Suspension Device For Hand Tools Having Ring Portion App 20070267307 - CHANG; Chi-Tsai | 2007-11-22 |
| Suspension device which prevents a suspended tool from burglary App 20070194204 - Chang; Chi-Tsai | 2007-08-23 |
| Hand tool suspension device Grant 7,175,151 - Chang February 13, 2 | 2007-02-13 |
| Glass repairer App 20060280824 - Chang; Chi-Tsai | 2006-12-14 |
| Hand tool suspension device App 20060214083 - Chang; Chi-Tsai | 2006-09-28 |
| Receptacle structure Grant 7,104,818 - Chang September 12, 2 | 2006-09-12 |
| Structure of a socket Grant 7,083,458 - Chang August 1, 2 | 2006-08-01 |
| Structure of a suspension device for displaying articles Grant 6,672,555 - Chang January 6, 2 | 2004-01-06 |
| Structure Of A Suspension Device For Displaying Articles App 20030205655 - Chang, Chi Tsai | 2003-11-06 |
| Structure of a socket for ensuring secured retention of a plug connected to the socket Grant 6,193,539 - Chang February 27, 2 | 2001-02-27 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 